66163196

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{21179}}^1$

素因数の和:21265

約数の個数: 24

約数和(自身を含む): 128096640

約数和(自身を除く): 61933444

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 21179, 42358, 84716, 232969, 465938, 931876, 1503709, 3007418, 6014836, 16540799, 33081598, 66163196]

約数ペア:

[(1, 66163196), (2, 33081598), (4, 16540799), (11, 6014836), (22, 3007418), (44, 1503709), (71, 931876), (142, 465938), (284, 232969), (781, 84716), (1562, 42358), (3124, 21179)]